28671942656

素因数分解:

$2^{13}\times 7^1\times {\mathrm{31}}^1\times {\mathrm{127}}^2$

素因数の和:318

約数の個数: 168

約数和(自身を含む): 68182638336

約数和(自身を除く): 39510695680

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 127, 128, 217, 224, 248, 254, 256, 434, 448, 496, 508, 512, 868, 889, 896, 992, 1016, 1024, 1736, 1778, 1792, 1984, 2032, 2048, 3472, 3556, 3584, 3937, 3968, 4064, 4096, 6944, 7112, 7168, 7874, 7936, 8128, 8192, 13888, 14224, 14336, 15748, 15872, 16129, 16256, 27559, 27776, 28448, 28672, 31496, 31744, 32258, 32512, 55118, 55552, 56896, 57344, 62992, 63488, 64516, 65024, 110236, 111104, 112903, 113792, 125984, 126976, 129032, 130048, 220472, 222208, 225806, 227584, 251968, 253952, 258064, 260096, 440944, 444416, 451612, 455168, 499999, 503936, 516128, 520192, 881888, 888832, 903224, 910336, 999998, 1007872, 1032256, 1040384, 1763776, 1777664, 1806448, 1820672, 1999996, 2015744, 2064512, 3499993, 3527552, 3612896, 3641344, 3999992, 4031488, 4129024, 6999986, 7055104, 7225792, 7282688, 7999984, 8062976, 8258048, 13999972, 14110208, 14451584, 15999968, 16125952, 16516096, 27999944, 28220416, 28903168, 31999936, 32251904, 33032192, 55999888, 56440832, 57806336, 63999872, 66064384, 111999776, 112881664, 115612672, 127999744, 132128768, 223999552, 225763328, 231225344, 255999488, 447999104, 462450688, 511998976, 895998208, 924901376, 1023997952, 1791996416, 2047995904, 3583992832, 4095991808, 7167985664, 14335971328, 28671942656]

約数ペア:

[(1, 28671942656), (2, 14335971328), (4, 7167985664), (7, 4095991808), (8, 3583992832), (14, 2047995904), (16, 1791996416), (28, 1023997952), (31, 924901376), (32, 895998208), (56, 511998976), (62, 462450688), (64, 447999104), (112, 255999488), (124, 231225344), (127, 225763328), (128, 223999552), (217, 132128768), (224, 127999744), (248, 115612672), (254, 112881664), (256, 111999776), (434, 66064384), (448, 63999872), (496, 57806336), (508, 56440832), (512, 55999888), (868, 33032192), (889, 32251904), (896, 31999936), (992, 28903168), (1016, 28220416), (1024, 27999944), (1736, 16516096), (1778, 16125952), (1792, 15999968), (1984, 14451584), (2032, 14110208), (2048, 13999972), (3472, 8258048), (3556, 8062976), (3584, 7999984), (3937, 7282688), (3968, 7225792), (4064, 7055104), (4096, 6999986), (6944, 4129024), (7112, 4031488), (7168, 3999992), (7874, 3641344), (7936, 3612896), (8128, 3527552), (8192, 3499993), (13888, 2064512), (14224, 2015744), (14336, 1999996), (15748, 1820672), (15872, 1806448), (16129, 1777664), (16256, 1763776), (27559, 1040384), (27776, 1032256), (28448, 1007872), (28672, 999998), (31496, 910336), (31744, 903224), (32258, 888832), (32512, 881888), (55118, 520192), (55552, 516128), (56896, 503936), (57344, 499999), (62992, 455168), (63488, 451612), (64516, 444416), (65024, 440944), (110236, 260096), (111104, 258064), (112903, 253952), (113792, 251968), (125984, 227584), (126976, 225806), (129032, 222208), (130048, 220472)]